Home / 23,110.70-31,892.76-12,500.33

Finding the Fourth Proportional to 23,110.70, 31,892.76 and 12,500.33

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Solution

The fourth proportional to 23,110.70, 31,892.76 and 12,500.33 is: 17,250.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,110.70 : 31,892.76 = 12,500.33 : x
  2. Step 2: Convert to fraction form
    23,110.70/31,892.76 = 12,500.33/x
  3. Step 3: Cross multiply
    23,110.70x = 31,892.76 × 12,500.33
  4. Step 4: Simplify right side
    23,110.70x = 398,669,865.15
  5. Step 5: Solve for x
    x = 398,669,865.15/23,110.70
  6. Step 6: Final answer
    x = 17,250.45

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.